In the early years of the 1850s, Armstrong, still at uppsala university in Sweden, conducted an experiment with hydrogen atoms.
在19世纪50年代的头几年，阿姆斯特朗，那时还在瑞典的乌普萨拉大学里，做了一个有关氢原子的实验。
There are just two hydrogen atoms per cubic centimeter on average in space, which poses no threat to spaceships traveling at low speeds.
太空中平均每立方厘米只有两个氢原子，这对低速飞行的宇宙飞船不构成威胁。
Well, we've got to hydrogen atoms here.
现在我们这有一个氢原子。
Now here are these two isolated hydrogen atoms.
现在这是两个分别独立的氢原子。
Essentially it would only allow for us to bond to two hydrogen atoms.
本质上，它只能允许我们,和两个氢原子成键。
Our second bond is going to be between the carbon and the hydrogen atoms.
第二种键是，碳氢之间的键。
These are chains or rings of carbons atoms surrounded by hydrogen atoms.
这些链状或环状的碳原子被氢原子包围。
Because hydrogen atoms trap light, the young universe entered its "dark ages."
由于氢原子阻拦光线，年轻的宇宙进入了“黑暗时期”。
The carbon atoms in the plastic are saturated, having bonded with two hydrogen atoms.
塑料中的碳原子呈饱和态，与两个氢原子相结合。
So we can add three hydrogen atoms here, and fill in our other orbitals right here.
我们可以加三个氢原子到这里，填满其它的轨道。
In fact, it is converted to folate in the liver by the addition of four hydrogen atoms.
事实上，它在肝脏中与四个氢原子结合后转化成叶酸。
The hydrogen atoms get kicked out, and carbon atoms form bonds with other carbon atoms.
氢原子被踢出来，碳原子之间相互结合。
the rest of the water molecule becomes a pair of hydrogen atoms, which is also useful).
其余的水分子变成仍有用的一对氧原子。
So we can bring in four hydrogen atoms, which will each contribute another unpaired electron.
我们可以引入4个氢原子，每个贡献一个未配对的电子。
H2 is formed when two hydrogen atoms come together and bind to one another to make a molecule.
当两个氢原子相遇并彼此结合在一起，便形成了氢分子。
A methyl group is a basic unit in organic chemistry: one carbon atom attached to three hydrogen atoms.
甲基是有机化学的基本单位：一个碳原子连接三个氢原子。
He has two electrons here with the same set of quantum Numbers. B but these are two separate hydrogen atoms.
因为我写了两个量子数，一样的电子，但这是在两个不同原子中啊。
The mosaic includes image data taken through a narrow filter that transmits only the red light of hydrogen atoms.
这张拼贴图中所含的图片数据是通过窄带滤波器得到的，它只会传播氢原子发出的红光。
Oxygen from the air then combines with carbon and hydrogen atoms to release yet more heat, which breaks down more fuel.
然后空气中的氧气与二氧化碳和氢原子结合并释放出更多的热量，这些热量又可以使更多燃料的烃链断裂。
The scientists are working on ways to recombine the protons and electrons back into hydrogen atoms and then molecules of H2.
科学家们目前正在研究使质子和电子重新组合为氢原子的方法，再使原子变为H2分子。
So when you're going fast, the hydrogen atoms come at the ship with high energy, penetrate the ship and irradiate the occupants.
所以如果你飞的太快，则氢原子撞击船会有很高能量，渗入船体，放射射线影响乘客。
Its particular molecular structure involves a lopsided arrangement of fluorine atoms on one side and hydrogen atoms on the other.
其特殊的分子结构在于一侧是氟原子而另一侧是氢原子的不平衡排列。
The narrow band data traces atoms in the nebula, with emission from sulfur atoms in red, hydrogen atoms in green, and oxygen in blue.
窄带滤波器的数据追踪的是星云中的原子，硫原子发出红光、氢原子放出绿光，而氧原子呈现蓝光。
He found that producing p-type gallium nitride, which made use of ammonia at high temperatures, trapped hydrogen atoms inside the crystal.
他发现在生成p型氮化镓的时候需要利用高温氨，以致于把氢原子引入了晶体之中。
Any simple alcohol is composed of a number of carbon and hydrogen atoms (like a hydrocarbon such as petrol) together with a single oxygen atom.
任何一种简单醇类都是有大量的碳分子和氢分子(如同碳氢化合物，譬如汽油)以及单个氧原子组成。
At 5, 500 light years distant, Cat's Paw is an emission nebula with a red color that originates from an abundance of ionized hydrogen atoms.
5500光年远处，猫爪星云是一个发射星云，红色来源于其丰富的电离状态的氢原子。
At 5, 500 light years distant, Cat's Paw is an emission nebula with a red color that originates from an abundance of ionized hydrogen atoms.
5500光年远处，猫爪星云是一个发射星云，红色来源于其丰富的电离状态的氢原子。
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